ISOLATION TRANSFORMERS
FOR 10BASE-T
For Adapter Cards, MAUs, Hubs,
and Motherboard Applications
www.pulseeng.com
Peak solder temperature ratings per
table 5-2 in IPC/JEDEC J-STD-020
Meets IEEE 802.3 specification
Available with common mode chokes
for EMI suppression
Through hole, auto-insertable, 16-pin
DIP package
Electrical Specifications @ 25°C — Operating Temperature 0°C to 70°C
Part
2
Number
Turns Ratio
(±5%)
Transmit
Receive
1CT:1CT
1CT: 1CT
1CT:1CT
1CT:1CT
Primary
Pins
Common
Mode
Choke
✓
✓
✓
—
Sine Wave Interwinding
Leakage
Inductance Capacitance Inductance
DCR
OCL
Cww
1
L
L
1
(W MAX)
(µH MIN)
(pF MAX)
(µH MAX)
140
200
350
140
12
15
30
12
0.2
0.5
0.8
0.2
0.6
0.4
0.6
0.3
Hipot
(Vrms)
Schem. Mech
S
urface
M
ount
2
23Z467SMNL
4a
1CT:2CT
4a
E2023NL
1CT: 2.5CT
EX2024NL
4a
1CT: 2.5CT
PE-65745
4c
1CT: 1.414CT
pageS
6-7
pageS
8-9
6-8/1-3
6-8/1-3
6-8/1-3
6-8/1-3
2000
2000
2000
1500
T7
T10
T10
T4
SMT5
SMT4
SMT4
SMT4
1. OCL, Cww
and
L
L
are measured at 20 mVrms, 100 kHz.
2. For
Tape & Reel packaging, add the suffix
“T”
to the end of the part number when ordering. e.g. E2023NL.
3. Part
numbers denoted ”EX” are extended temperature parts -40°C to 85°C, electrical specifications @ 25°C.
4. MSL =
Moisture Sensitivity Level a=1 b=2 c=3 d=4
USA 858 674 8100
Germany 49 7032 7806 0
Singapore 65 6287 8998
Shanghai
86 21 62787060
China 86 755 33966678
Taiwan 886 3 4356768
www.pulseeng.com
1
EC100 .O (7/10)
ISOLATION TRANSFORMERS
Surface Mount Mechanicals
SMT4
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
Weight
. . . . . . . . . . . . 0.82 grams
Tube
. . . . . . . . . . . . . . . . .40/tube
Tape & Reel
. . . . . . . . . . 900/reel
Through Hole Mechanicals
SMT5
.450
11,43
.350
8,89
.050
1,27
.070
1,78
.260 .400
6,60 10,16
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ± .005
0,13
.360
9,14
DATE CODE CTRY ORIGIN
.265
6,73
.050
TYP
1,27
.030
0,76
.350
8,89
.215
5,46
SUGGESTED PAD LAYOUT
Weight
. . . . . . . . . . . . 0.85 grams
Tube
. . . . . . . . . . . . . . . . .50/tube
Tape & Reel
. . . . . . . . . . 750/reel
0°-8°
.004/0,10
.018
TYP
0,46
.005
.010
16X
to
0,13
0,25
16 Surfaces
.020 ± 0,10
0,51
For More Information:
Pulse Worldwide
Headquarters
Pulse Europe
Pulse China Headquarters Pulse North China
Room 2704/2705
Super Ocean Finance Ctr.
2067 Yan An Rd. West
Shanghai 200336
China
Tel: 86 21 62787060
Fax: 86 2162786973
Pulse South Asia Pulse North Asia
135 Joo Seng Rd.
#03-02
PM Industrial Bldg.
Singapore 368363
Tel: 65 6287 8998
Fax: 65 6287 8998
3F, No. 198
Zhongyuan Rd.
Zhongli City
Taoyuan County 320
Taiwan R. O. C.
Tel: 886 3 4356768
Fax: 886 3 4356823
(Pulse)
Fax: 886 3 4356820
(FRE)
Zeppelinstrasse 15
12220 World Trade Dr. D-71083 Herrenberg
San Diego, CA 92128 Germany
U.S.A.
www.pulseeng.com
Tel: 858 674 8100
Fax: 858 674 8262
B402, Shenzhen Academy of
Aerospace Technology Bldg.
10th Kejinan Rd.
High-Tech Zone
Nanshan District
Shenzen, PR China 518057
Tel: 49 7032 7806 0
Tel: 86 755 33966678
Fax: 49 7032 7806 135 Fax: 86 755 33966700
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names
mentioned herein may be trademarks or registered trademarks of their respective owners. © Copyright, 2010. Pulse Engineering, Inc. All rights reserved.
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3
EC100.O (7/10)
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